Industry Sectors

The MGA Senior Management Team has collectively over 100 years industry experience, 51 of which is with MGA.


MGA was established in 1996 to service the needs of the construction industry in Bunbury, Western Australia.  We currently have a strong reputation for providing quantity surveying across all major industry sectors throughout Western Australia, Australia and Internationally.

Commercial building in city centre


MGA work together with Government Agencies, Architects, Project Management & Engineering Firms, Contractors etc, to cater for all Quantity Surveying needs of Commercial projects. We are appointed to several financial institution and Client Quantity Surveying panels.

Read more
city road interchange in early morning ,highway junction of urban expressway at shanghai


MGA is appointed to Main Roads WA Cost Management Panel. We have completed infrastructure estimates ranging in value from several thousands of dollars to over half a billion dollars. MGA has also provided services in the Rail, Ports and Airport areas of infrastructure.

Read more


MGA has experience in working with some of the world’s largest mining organisations as well as junior and medium sized mining companies. Services provided include, producing conceptual estimates through to providing Contract Administration during the life of the project.

Read more

Oil & Gas

Working on the two largest LNG projects to be built in Australia, Pluto & Gorgon, MGA have provided vital pre and post contract services to our clients. We also have vast in-house international experience on oil and petroleum projects.

Read more


At MGA we provide vital services to our residential owners whether in the form of estimates for their dream home, providing Bank Reports to enable financial approval or tax depreciation for their investment properties, to name a few.

Read more